Mapping Information

* USDA-NRCS, Status Maps
* National Resources Inventory (NRI)

Soils Data and Information

* National Soil Survey Center
* National Soil Data Access Facility
* National Soil Information Center, USDA-NRCS
* National Soil Characterization Database, USDA-NRCS Soil Survey Division
* Hydric Soils of the United States, USDA-NRCS Soil Survey Division
* USDA-NRCS Other Soil Data Resources
* Pedology Soil Science on the Web

Ohio Universities / College / Agencies

* SWCS Links Page
* National Association of Conservation Districts Links Page
* The Ohio State University

o Ohio State University Extension
o Ohio Agricultural Research and Development Center
o Geological Sciences Department
o Center for Mapping
o College of Food, Agriculture and Environmental Sciences
o Food, Agricultural, and Biological Engineering Department
o Horticulture and Crop Sciences Department
o Agricultural Economics Department
o School of Natural Resources
o Ohio Geospatial Program for Agriculture and Natural Resources
o Ohio Watersheds Network Online
o OSU Extension Data Center

* Ohio University

o Geography Department

* Heidelberg College Water Quality Laboratory
* Ohio Department of Natural Resources
* Ohio Environmental Protection Agency

o Ohio EPA – Division of Surface Water

* Ohio -United States Geological Survey
* Ohio Department of Agriculture
* Ohio Department of Health

Federal Agencies

* United States Department of Agriculture (USDA)
* USDA – Cooperative Research Education and Extension Service
* USDA-Agricultural Research Service
* USDA Natural Resources Conservation Service
* USDA Economic Research Service
* United States Geological Survey
* Environmental Protection Agency
* Office of Ocean Resources Conservation and Assessment (ORCA),
National Oceanic and Atmospheric Administration (NOAA)
* USDA Forest Service
* National Biological Control Institute

Search Tools

* Agriculture and Natural Resources Decisions Network Search Engine
* E-Answers Search Engine
* National Horticulture and Crop Science Database Search Engine
* Annotated Bibliography of Nonpoint Source Literature, NCSU Water Quality Group
* National Agricultural Library Water Quality Information Center
* National Extension Water Quality Database
* WWW Search Engines
* Dogpile – searches several search engines at once